Needle-roller type chuck

Details Needle-roller type chuck Needle-roller type chuck

1985-04-29

1987-04-28

Weidenfeld, Gil

Chucks or sockets

With fluid-pressure actuator

Socket type

279 9R, 279103, B23B 3104

Patent

active

046608400

ABSTRACT:
An improved needle-roller type chuck having a cylindrical portion extending forwardly from a chuck main body which is constituted by an inner cylinder integrally formed with a chuck main body and an outer cylinder fixed as one unit, onto the outer peripheral surface of the inner cylinder, a plurality of groove portions formed on the outer peripheral surface of the inner cylinder except for its forward end portion, in positions corresponding to the portions for attaching the needle rollers.

REFERENCES:
patent: 1765362 (1930-06-01), Berry
patent: 4021051 (1977-05-01), Toyomoto et al.
patent: 4379667 (1983-04-01), Yoshimoto et al.

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